Siemens 6EP1931-2FC21 DC UPS Module

Siemens 

Siemens 6EP1931-2FC21 DC UPS Module

The Siemens 6EP1931-2FC21 is a SITOP DC UPS module that ensures continuous 24 V DC power to industrial 

automation systems during mains interruptions. It provides regulated 24 V DC output with integrated battery buffering, 

supporting PLCs, sensors, and actuators, and is built for reliable operation in demanding industrial environments.

Model:6EP1931-2FC21

Brand:Allen-Bradley

Type:DC UPS Module

Supply Voltage (DC): 24 V DC rated value (input)

Input Voltage Range: 22 … 29 V DC

Output Voltage (Normal/Buffering): 24 V DC

Output Current (Rated): 40 A

Peak Current: 42 A

Supplied Active Power (Typical): ~960 W

Charging Current (Battery): 1 A or 2 A (adjustable)

Startup Delay Time (Typical): 1 s

Voltage Increase Time (Typical): 360 ms

Efficiency (Typical): ~97.2 % (normal), ~96.9 % (battery)

Operating Temperature: −25 °C … +60 °C

    Since day one, we’ve stood by three core principles: quality, reliability, and exceptional customer service. As our 

motto says, 'We keep production running worldwide.' With a dedicated team of over 50 professionals and a proven 

track record, we are ready to make a lasting impact in the industrial automation spare parts industry.

100% full New! - Original Factory Seal !

We have DHL,UPS,TNT ，customers can also use their own freight forwarders.

Package: Original packing with cartons.

Delivery time: Shipped in 3 days after payment.

Strict packaging to ensure safe arrival at destination.

Q1: Do you have this part in stock?

A1: Most parts are ready to ship within 1–3 business days from our global inventory.

Q2: Can you supply discontinued or legacy parts?

A2: Yes! We specialize in rare and obsolete parts to keep your legacy systems running.

Q3: Are your parts tested and certified?

A3: Absolutely. All parts are rigorously tested and come with a 12-month warranty.

Q4: Are used or refurbished parts reliable?

A4: Yes. All used parts are quality-checked to meet OEM standards before shipping.

Q5: How fast can you ship my order?

A5: Most orders ship within 1–3 business days, depending on your location.

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